Texas Instruments TPS54678 Evaluation Module TPS54678EVM-155 TPS54678EVM-155 데이터 시트
제품 코드
TPS54678EVM-155
6.00
DMM1
1.20
6
A
V
Load 1
+
-
1.20
DMM2
Test Points for
Tip-and-Barrel
Measurements
6.0
3
A
V
Voltage
Source
+
-
Test Setup and Results
Figure 1. Test Connections
Table 4. EVM Connectors and Test Points
Reference Designator
Function
J1
Input voltage
J2
Access to track function
J3
Output voltage
JP1
2-pin header for enable. Connect EN to ground to disable, open to enable.
JP2
2-pin header allowing pull up of PWRGD to V
IN
.
TP1
V
IN
+VE
TP2
V
IN
–VE
TP3
SS pin
TP4
Switch node, copper dot
TP5
Power Good pin
TP6
AGND reference
TP7
Bode injection point, input voltage
TP8
V
OUT
+VE
TP9
V
OUT
–VE
TP10
Bode injection point, output voltage
2.2
Efficiency
The efficiency of this EVM peaks at a load current of about 1 A to 2 A and then decreases as the load
current increases towards full load.
current increases towards full load.
shows the efficiency of the EVM at an ambient temperature of
25°C.
5
SLVU747 – June 2012
TPS54678EVM-155 6-A, SWIFT™ Regulator Evaluation Module
Copyright © 2012, Texas Instruments Incorporated